IT Network Development Consultant

Posted 1 day 2 hours ago by GCS Recruitment

Permanent
Full Time
Other
Cork, Cork, Ireland
Job Description

We are seeking an experienced IT Network Development Consultant to design, implement, and optimize enterprise network infrastructure across complex environments. This is a hands-on technical role that combines network architecture, automation, troubleshooting, and strategic network development to support business growth and operational excellence.

Key Responsibilities
  • Design, configure, and maintain enterprise network infrastructure, with a focus on Layer 2 and Layer 3 switching technologies.
  • Design, deploy, and support Wireless Access Points and Wireless LAN Controllers across enterprise environments.
  • Manage and optimize network performance, availability, scalability, and security across campus and data centre networks.
  • Develop and implement network automation solutions to streamline provisioning, configuration management, monitoring, and troubleshooting.
  • Automate routine operational tasks using scripting languages, APIs, and orchestration tools.
  • Collaborate with infrastructure, security, and project teams to support network integration, deployments, and continuous improvement initiatives.
  • Investigate and resolve complex network issues, performing root cause analysis and implementing preventative measures.
  • Maintain accurate network documentation, technical standards, diagrams, and operational procedures.
  • Participate in change management processes, incident response activities, and network lifecycle planning.
Required Skills & Experience
  • 5+ years' experience in Network Engineering, Network Development, Network Infrastructure, or a similar network-focused role.
  • CCNP-level networking knowledge and practical experience within enterprise environments.
  • Strong expertise in Layer 2 and Layer 3 networking technologies, including VLANs, VRRP, MC-LAG, STP, VTP, PortChannels, OSPF, and BGP.
  • Hands-on experience designing, implementing, and troubleshooting enterprise network solutions.
  • Experience with network automation tools and frameworks such as Python, Ansible, and REST APIs.
  • Familiarity with major networking platforms including Cisco, Dell, Arista, and Juniper.
  • Strong understanding of TCP/IP, DNS, DHCP, network security principles, and network programmability concepts.
  • Excellent analytical, problem-solving, communication, and documentation skills.
  • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent industry experience.
Ideal Candidate

A highly technical and solutions-focused networking professional who enjoys designing and improving enterprise network environments. The ideal candidate will have strong troubleshooting and automation capabilities, a proactive approach to continuous improvement, and the ability to work collaboratively across teams to deliver secure, scalable, and high-performing network solutions.